Project: 
Select (or other)
Date: 
2018-July-25
Security risk: 
Moderately critical 14 ∕ 25 AC:Basic/A:User/CI:Some/II:Some/E:Theoretical/TD:All
Vulnerability: 
Cross Site Scripting
Description: 

This module enables users to select 'other' on certain form elements and a textfield appears for the user to provide a custom value.

The module doesn't sufficiently escape values of a text field the under the scenario when "Select or other" formatter is used.

This vulnerability is mitigated by the fact that an attacker must have access to edit a field that is displayed through the "Select or other" formatter.

Solution: 

Also see the Select (or other) project page.

Reported By: 
Fixed By: 
Coordinated By: 
  • Michael Hess of the Drupal Security Team